/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.preheat;

import static java.util.Collections.emptyList;
import static java.util.Collections.singletonList;

import java.util.List;
import org.apache.commons.lang3.StringUtils;
import org.hisp.dhis.common.IdentifiableObject;

/**
 * @author Morten Olav Hansen <mortenoh@gmail.com>
 */
public enum PreheatIdentifier {
  /** Preheat using UID identifiers. */
  UID,

  /** Preheat using CODE identifiers. */
  CODE;

  public <T extends IdentifiableObject> String getIdentifier(T object) {
    switch (this) {
      case UID:
        return object.getUid();
      case CODE:
        return object.getCode();
    }
    throw new RuntimeException("Unhandled identifier type.");
  }

  public <T extends IdentifiableObject> List<String> getIdentifiers(T object) {
    switch (this) {
      case UID:
        return singletonList(object.getUid());
      case CODE:
        return singletonList(object.getCode());
    }
    return emptyList();
  }

  public <T extends IdentifiableObject> String getIdentifiersWithName(T object) {
    List<String> identifiers = getIdentifiers(object);
    String name = StringUtils.isEmpty(object.getDisplayName()) ? null : object.getDisplayName();

    if (name == null) {
      return identifiers.toString() + " (" + object.getClass().getSimpleName() + ")";
    }

    return name + " " + identifiers.toString() + " (" + object.getClass().getSimpleName() + ")";
  }
}
